Word · Frequency #7289
cocaine
可卡因，古柯碱
a narcotic (alkaloid) extracted from coca leaves; used as a surface anesthetic or taken for pleasure; can become powerfully addictive
- 1.
An addictive drug derived from coca (Erythroxylum) or prepared synthetically, used sometimes medicinally as a local anesthetic and, often illegally, as a stimulant.
一种从古柯植物提取或合成的成瘾性药物,有时作为局部麻醉剂使用,常非法用作兴奋剂
- 2.
Any chemical derivative of this drug.
这种药物的任何化学衍生物
一种从古柯植物提取或合成的成瘾性药物,有时作为局部麻醉剂使用,常非法用作兴奋剂；这种药物的任何化学衍生物；可卡因；古柯碱；[化] 可卡因; 古柯碱
In use
The documentary highlighted the devastating effects of cocaine addiction.
He admitted to using cocaine during his youth.
Cocaine is classified as a Schedule II drug due to its high potential for abuse.
use cocaine
使用 cocaine 时，常用动词 use，表示吸食可卡因。
He was arrested for using cocaine.
他因吸食可卡因而被捕。
be addicted to cocaine
be addicted to 表示对……上瘾，后接名词或动名词。
She became addicted to cocaine after trying it once.
她试了一次可卡因后就上瘾了。
snort cocaine
snort 特指通过鼻子吸食可卡因。
Connections
Collocations
- cocaine addiction
- 可卡因成瘾
- He spent years struggling with cocaine addiction.他多年与可卡因成瘾作斗争。
- cocaine use
- 可卡因使用
- Cocaine use has serious health consequences.可卡因使用会导致严重的健康后果。
- cocaine abuse
- 可卡因滥用
- The program aims to reduce cocaine abuse among teenagers.该项目旨在减少青少年中的可卡因滥用。
- cocaine trafficking
- 可卡因贩运
- The police arrested a ring involved in cocaine trafficking.警方逮捕了一个参与可卡因贩运的团伙。
- cocaine dealer
- 可卡因贩子
- The cocaine dealer was sentenced to ten years in prison.那个可卡因贩子被判处十年监禁。
- cocaine powder
Learner notes
Memory Tip
记忆技巧：将"cocaine"拆分为"co"+"ca"+"ine"，分别对应中文音译“可”、“卡”、“因”，即“可卡因”。
Context & Register
可卡因通常用于非法毒品交易，也用作局部麻醉药。正式和非正式场合均可能出现，但非法使用更为常见。
Grammar Note
通常作为不可数名词使用
Pronunciation & Spelling
All listed words share the exact final syllable sound /eɪn/ with the stressed syllable of 'cocaine'. Beware of look-alikes ending in '-ine' that are pronounced differently, such as 'codeine' (/ˈkoʊdiːn/) and 'medicine' (/ˈmɛdɪsɪn/).
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.